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Operating and Maintenance Manual
WARNING
Risk of poisoning
Coolant is toxic if swallowed.
►
Never swallow coolant.
►
Do not fill coolant into containers otherwise used for drinking.
►
Coolant should be stored out of reach of children.
NOTICE
Coolant
►
Only use anti-corrosion / anti-freeze agents approved by Caterpillar otherwise the manufacturer
warranty is void.
The cooling system should be drained, cleaned and filled before the recommended maintenance inter-
val if the following conditions are present:
■
The engine frequently overheats.
■
You observe foam formation.
■
Oil has leaked into the cooling system and the coolant has been contaminated.
■
Fuel has leaked into the cooling system and the coolant has been contaminated.
Using a non-approved coolant can cause the formation of limescale and rust deposits, which will affect
performance and may cause damage to the drive engine and cooling system.
Always check the condition of the cooling and heating systems for leaks before replacing the coolant.
Record the replacement of the coolant in the maintenance booklet.
11.12.3
Draining the coolant
NOTICE
Risk of contamination of drinking water
Operating fluids (oil, fuel, coolant, etc.) are water contaminating materials.
►
Operating fluids and components that come into contact with operating fluids, e.g. filters or seal-
ing rings, should be disposed of in accordance with the environmental regulations.
►
Follow the legal provisions applicable to the place of operation.
1.
Switch off the engine and wait for it to cool down.
2.
Slowly loosen the cap on the filler neck of the expansion reservoir to release the pressure,
then remove the cap.
3.
Place a suitable vessel to collect the amount of drained coolant.
4.
Attach the drainage hoses to the coolant discharge nozzle on the radiator and on the radiator
tube.
5.
Open both nozzles.
6.
Collect the used coolant in a suitable container and dispose of it in an environmentally safe
manner.
7.
Clear drain openings which have been blocked by deposits.
8.
Close the discharge nozzles. Remove drainage tubes.
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11 - Maintenance
Snow groomer BISON
BISON 908930245 - 30367
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